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CN101741145B - Traditional switch intelligent interface device for digitized transformer substation - Google Patents

Traditional switch intelligent interface device for digitized transformer substation Download PDF

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CN101741145B
CN101741145B CN201010034266XA CN201010034266A CN101741145B CN 101741145 B CN101741145 B CN 101741145B CN 201010034266X A CN201010034266X A CN 201010034266XA CN 201010034266 A CN201010034266 A CN 201010034266A CN 101741145 B CN101741145 B CN 101741145B
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interface device
intelligent interface
communication module
output control
input
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CN101741145A (en
Inventor
巩学海
战秀河
晋阳珺
袁敬中
张静波
姚庆华
张丽
史文豪
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TANGSHAN POWER SUPPLY CO NCGC
Beijing Sifang Automation Co Ltd
North China Grid Co Ltd
North China Power Engineering Beijing Co Ltd
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TANGSHAN POWER SUPPLY CO NCGC
Beijing Sifang Automation Co Ltd
North China Grid Co Ltd
North China Power Engineering Beijing Co Ltd
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/16—Electric power substations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
    • Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
    • Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses

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  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

本发明公开了一种用于数字化变电站的传统开关智能接口装置，该智能接口装置可以安装到开关场，智能接口装置与数字化变电站接收间隔层保护、测控设备的使用IEC61850的没GOOSE服务通信，完成传统开关的控制和开关状态信息的采集。本发明属于电力系统控制领域，可用于数字化变电站传统开关的智能化改造。

Figure 201010034266

The invention discloses a traditional switch intelligent interface device used in a digital substation. The intelligent interface device can be installed in a switch field. The intelligent interface device communicates with the digital substation receiving interval layer protection and measurement and control equipment without GOOSE service of IEC61850. Control of traditional switches and collection of switch state information. The invention belongs to the field of power system control and can be used for the intelligent transformation of traditional switches in digital substations.

Figure 201010034266

Description

A kind of conventional switch intelligent interface device that is used for digital transformer substation
Technical field
The invention belongs to field of power system control, be specifically related to a kind of intellectualized reconstruction method and intelligent interface unit that can be used for intelligent digitalized transformer station conventional switch.
Background technology
In traditional transformer station, connect through a large amount of control cable between conventional switch and wall protection, the measure and control device.There is following shortcoming in this mode:
1) the substation operation electromagnetic interference that causes through the control cable coupling is puzzlement relaying protection worker's a problem always; Various interference sources are coupled into secondary device through control cable, cause the damage of equipment or the incorrect operation of protective device to happen occasionally.
2) there are a large amount of terminal connections in a transformer station, each wiring error or all might bring serious consequence unusually, and this has brought great workload and risk for capital construction and operation maintenance.
3) use of a large amount of control cable is seen also unfavorablely from the economy aspect, also is the principal element of cost that improves transformer station.
In order to overcome above-mentioned shortcoming, need to realize that primary equipment is intelligent, communicate by letter the cable of removing controls with bay device through telecommunication optical fiber.The influence of primary equipment intellectualized technology development level in face of receiving, the switch of domestic majority transformer station also is not an intelligent switch at present, still is conventional switch.
Summary of the invention
In order to solve the intelligentized problem of conventional switch, solve process layer of digitalization transformer substation switching value information gathering and control problem, the invention provides a kind of switch intelligent interface device.The following technical scheme of the concrete employing of the present invention:
A kind of conventional switch intelligent interface device that is used for digital transformer substation, this intelligent interface device is directly installed in the circuit breaker, forms an organic whole with circuit breaker, it is characterized in that:
Shown in accompanying drawing 1, said intelligent interface device by communication module, open into leaving the control Controlled CPU, opening into Acquisition Circuit and leave several parts of control circuit and form.
Said communication module, DI/DO Controlled CPU adopt high-speed bus to connect, and open into Acquisition Circuit to be connected with contact, circuit breaker breaker tripping and closing position through cable on the spot, are controlled the on off state amount collection of circuit breaker by the DI/DO Controlled CPU;
Said leaving between control circuit and circuit breaker trip coil, the closing coil through cable on the spot is connected, and through DI/DO Controlled CPU operating breaker breaker tripping and closing coil, accomplishes the control to circuit breaker;
Communication module is used to accomplish configuration file and resolves; With wall GOOSE communication function; Adopt two independent 100M fiber optic Ethernet to communicate by letter with bay device; GOOSE information and these information and the intelligent interface unit that said configuration file comprises the intelligent interface device correspondence with foreign country opened into leaving information incidence relation, and the telecommunication optical fiber Ethernet of said configuration file through communication module downloads in the communication module and be kept in the memory that power down is not lost in the communication module.Said communication module is through inner high-speed bus and DI/DO Controlled CPU exchange message; Leaving the control circuit power supply is controlled by communication module; Leave control circuit if opened when leaving Controlled CPU hardware fault or this program fleet misoperation; But leave control loop by communication module control and can not get controlling power supply and can't export owing to leave the control circuit power supply, guarantee can not cause incorrect deciliter of switch owing to holding into leaving the Controlled CPU fault.
The present invention can be installed to switch yard, and the equipment through telecommunication optical fiber and transformer station's wall communicates, thus cancelled and bay device between control cable; Can accomplish control and quantity of state acquisition function, solve the intellectualized reconstruction of conventional switch conventional switch; Communication and layoutprocedure meet IEC61850, possess interoperability.
Description of drawings:
Fig. 1 intelligent interface device hardware structure diagram;
The intelligent sketch map of realizing of Fig. 2 switch control;
Fig. 3 on off state amount is gathered the intelligent sketch map of realizing;
Fig. 4 intelligent switch layoutprocedure.
Embodiment
According to Figure of description technical scheme of the present invention is done further explain below.
The invention discloses a kind of intelligent interface device of conventional switch intellectualized reconstruction, as shown in Figure 1, this intelligent interface device comprises communication module, opens into leaving Controlled CPU, open into Acquisition Circuit and leaving control circuit.Said communication module, open into leaving Controlled CPU and adopt high-speed bus to connect, open into Acquisition Circuit and be connected with contact, circuit breaker breaker tripping and closing position, by opening into leaving the collection of Controlled CPU control switch quantity of state through cable on the spot; Leave between control circuit and circuit breaker trip coil, the closing coil through cable on the spot and be connected, logical opening into leaving Controlled CPU operating breaker breaker tripping and closing coil accomplished the control to circuit breaker; Communication module is used to accomplish configuration file and resolves; With wall GOOSE communication function; Adopt two independent 100M fiber optic Ethernet to communicate by letter with bay device; GOOSE information and these information and the intelligent interface unit that said configuration file comprises the intelligent interface device correspondence with foreign country opened into leaving information incidence relation, and the telecommunication optical fiber Ethernet of said configuration file through communication module downloads in the communication module and be kept in the memory that power down is not lost in the communication module.Said communication module is through inner high-speed bus and DI/DO Controlled CPU exchange message; Leaving the control circuit power supply is controlled by communication module; Leave control circuit if opened when leaving Controlled CPU hardware fault or this program fleet misoperation; But leave control loop by communication module control and can not get controlling power supply and can't export owing to leave the control circuit power supply, guarantee can not cause incorrect deciliter of switch owing to holding into leaving the Controlled CPU fault.
Be illustrated in figure 2 as switch and control intelligent implementation method; The Ethernet of said intelligent interface device communication receives the GOOSE control message that interrupts receiving bay device; After message decoded according to the coded format of IEC61850 standard definition; If receive the outlet order, the control power supply is left in the opening of communication module, passes to control command through the inner high speed bus then and opens into leaving the control Controlled CPU; Open into leaving the control Controlled CPU and interrupt Rigen according to receiving that control command directly through leaving the open exit relay of control circuit control, gone through cable control circuit breaker by exit relay in intercommunicating reception.Described control procedure all is in interruption, to carry out; Guarantee the control command of bay device; Particularly the breaker tripping and closing order of wall protection is carried out timely; Thereby guarantee the rapidity of digital transforming plant protecting, in order to guarantee the reliability of control of export order, communication module is issued to open into the control message of leaving the control Controlled CPU and is adopted two frame transmit mechanisms.
Be illustrated in figure 3 as the on off state amount and gather intelligent implementation method; Leaving Controlled CPU is the quantity of state information of gathering switch in real time through opening into Acquisition Circuit in regularly interrupting; For prevent since external interference cause open by mistake into; Open into variation will through 5 milliseconds remove to tremble delay confirmation, give communication module information such as position that changes and times through the high-speed bus of inside immediately when judging to open into leaving Controlled CPU after opening the information displacement.Communication module in intercommunication receive to be interrupted displacement information according to the IEC61850 standard in the form of GOOSE communication service encode, and through sending to bay device with the 100M fiber optic Ethernet.GOOSE message eartbeat interval (usually greater than 1 second less than 60 seconds) according to configuration when not opening displacement is sent, and sends immediately when opening into displacement and retransmits (being generally 2 to 100 milliseconds) according to short interval but have.Quantity of state collection and GOOSE displacement are sent and all in interruption, are carried out, with guarantee the displacement message in time on give, guarantee the reliability and the real-time of wall protection measuring and controlling equipment.
Fig. 4 shows the layoutprocedure of intelligent switch; The configuration tool of intelligent interface device is according to the control of conventional switch, the configuration information of state; Output meets the ability description file (ICD) of IEC61850 standard intelligent switch; System configuration device configuration through digital transformer substation system integrator generates substation configuration description file (SCD) to the engineering staff according to the ICD file of intelligent switch and bay device, and the configuration of intelligent interface device can decomposite the configuration file (CFG) of description document (CID) and intelligent interface device after the communicate configuration of switch and bay device and downloads in the intelligent interface device through fiber optic Ethernet according to the SCD file.Intelligent interface device is communicated by letter according to CID and cfg file completion and bay device.Therefore above-mentioned layoutprocedure and configuration file meet the IEC61850 standard, can carry out interoperability with the bay device that other producers meet IEC61850.

Claims (5)

1.一种用于数字化变电站的传统开关智能接口装置；其特征在于：1. A traditional switch intelligent interface device for a digital substation; it is characterized in that: 所述智能接口装置包括通信模块、开入开出控制CPU、开入采集电路和开出控制电路；The intelligent interface device includes a communication module, an input and output control CPU, an input and acquisition circuit and an output control circuit; 所述通信模块和开入开出控制CPU采用高速总线连接，开入采集电路通过就地电缆和断路器跳合闸位置触点连接，由开入开出控制CPU控制断路器的开关状态量采集；The communication module and the input and output control CPU are connected by a high-speed bus, the input and acquisition circuit is connected with the circuit breaker tripping and closing position contacts through the local cable, and the switch state quantity acquisition of the circuit breaker is controlled by the input and output control CPU ; 所述开出控制电路与断路器跳闸线圈以及合闸线圈之间通过就地电缆连接，通过开入开出控制CPU操作断路器跳、合闸线圈，完成对断路器的控制；The opening and closing control circuit is connected with the circuit breaker tripping coil and the closing coil by an in-situ cable, and the circuit breaker is operated and closed by the opening and closing control CPU to complete the control of the circuit breaker; 通信模块用于完成配置文件解析，和间隔层GOOSE通信功能，采用两路独立的100M光纤以太网和间隔层设备通信，所述配置文件包含所述智能接口装置对外通信的GOOSE信息以及这些信息和智能接口单元开入开出信息的具体的对应关系，所述通信模块通过内部的高速总线和开入开出控制CPU交换信息，开出控制电路电源由通信模块控制，如果开入开出控制CPU硬件故障或者程序跑飞时误操作了开出控制电路，但是由于开出控制电路电源由通信模块控制，开出控制回路得不到控制电源无法出口，保证不会由于开入开出控制CPU故障造成开关不正确分合。The communication module is used to complete the analysis of the configuration file, and the GOOSE communication function of the bay layer, and adopts two independent 100M optical fiber Ethernets to communicate with the bay layer equipment. The configuration file contains the GOOSE information of the external communication of the intelligent interface device and these information and The specific correspondence between the input and output information of the intelligent interface unit. The communication module exchanges information with the input and output control CPU through the internal high-speed bus. The power supply of the control circuit is controlled by the communication module. If the input and output control CPU Hardware failure or misoperation of the output control circuit when the program runs away, but because the power supply of the output control circuit is controlled by the communication module, the output control circuit cannot get the control power and cannot be exported. It is guaranteed that the CPU will not fail due to the input and output control Cause the switch to open and close incorrectly. 2.根据权利要求1所述的智能接口装置，其特征为：所述智能接口装置能够安装到开关场，通过通信光纤和变电站间隔层的设备进行通信，从而取消了传统开关与间隔层设备间的控制电缆。2. The intelligent interface device according to claim 1, characterized in that: the intelligent interface device can be installed in the switch yard, and communicate with the equipment in the substation bay layer through the communication optical fiber, thereby canceling the gap between the traditional switch and the bay layer equipment. control cables. 3.根据权利要求1所述的智能接口装置，其特征为：所述智能接口装置能够完成对传统开关的控制和状态量采集功能，解决传统开关的智能化改造。3. The intelligent interface device according to claim 1, characterized in that: the intelligent interface device can complete the functions of controlling traditional switches and collecting state quantities, and solving the problem of intelligent transformation of traditional switches. 4.根据权利要求1所述的智能接口装置，其特征为，与间隔层装置的通信协议和与间隔层装置通信配置过程符合IEC61850标准，具备互操作性。4. The intelligent interface device according to claim 1, characterized in that, the communication protocol with the bay layer device and the communication configuration process with the bay layer device comply with the IEC61850 standard and have interoperability. 5.根据权利要求1所述的智能接口装置，其特征为，所述配置文件通过通信模块的通信光纤以太网下载到通信模块中并保存在通信模块中掉电不丢失的存储器中。5. The intelligent interface device according to claim 1, characterized in that, the configuration file is downloaded to the communication module through the communication optical fiber Ethernet of the communication module and stored in a non-lost memory in the communication module in case of power failure.
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CN101917067B (en) * 2010-08-13 2013-07-17 华北电力大学（保定） Method for integrating power equipment state monitoring devices
CN102353861B (en) * 2011-08-18 2013-08-21 四川省电力公司广安电业局 Testing device for outlet logics of main transformer, differential bus device, and automatic bus transfer device
US10069687B2 (en) * 2012-06-07 2018-09-04 Abb Schweiz Ag Configuration module for automatically configuring the communication capabilities of an intelligent electronic device
CN103592538B (en) * 2013-11-06 2017-01-04 国家电网公司 outlet matrix logic tester
CN104283312A (en) * 2014-09-28 2015-01-14 国家电网公司 A Distributed Automatic Power Switching and Switching Control System for Fault Recorder
CN104993592A (en) * 2015-07-07 2015-10-21 国家电网公司 Intelligent substation intelligent transition interface device and working method

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CN101141080A (en) * 2006-09-07 2008-03-12 通用电气公司 Power Network Protection and Control System with Signal and Command Interface
CN101610003A (en) * 2009-07-22 2009-12-23 天津市电力公司 Digital transformer station secondary system

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CN101141080A (en) * 2006-09-07 2008-03-12 通用电气公司 Power Network Protection and Control System with Signal and Command Interface
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